llvm-project/clang-tools-extra/clang-include-fixer/find-all-symbols/FindAllSymbols.h

63 lines
2.2 KiB
C++

//===-- FindAllSymbols.h - find all symbols----------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_TOOLS_EXTRA_FIND_ALL_SYMBOLS_SYMBOL_MATCHER_H
#define LLVM_CLANG_TOOLS_EXTRA_FIND_ALL_SYMBOLS_SYMBOL_MATCHER_H
#include "SymbolInfo.h"
#include "SymbolReporter.h"
#include "clang/ASTMatchers/ASTMatchFinder.h"
#include <string>
namespace clang {
namespace find_all_symbols {
class HeaderMapCollector;
/// FindAllSymbols collects all classes, free standing functions and
/// global variables with some extra information such as the path of the header
/// file, the namespaces they are contained in, the type of variables and the
/// parameter types of functions.
///
/// NOTE:
/// - Symbols declared in main files are not collected since they can not be
/// included.
/// - Member functions are not collected because accessing them must go
/// through the class. #include fixer only needs the class name to find
/// headers.
///
class FindAllSymbols : public ast_matchers::MatchFinder::MatchCallback {
public:
explicit FindAllSymbols(SymbolReporter *Reporter,
HeaderMapCollector *Collector = nullptr)
: Reporter(Reporter), Collector(Collector) {}
void registerMatchers(ast_matchers::MatchFinder *MatchFinder);
void run(const ast_matchers::MatchFinder::MatchResult &result) override;
protected:
void onEndOfTranslationUnit() override;
private:
// Current source file being processed, filled by first symbol found.
std::string Filename;
// Findings for the current source file, flushed on onEndOfTranslationUnit.
SymbolInfo::SignalMap FileSymbols;
// Reporter for SymbolInfo.
SymbolReporter *const Reporter;
// A remapping header file collector allowing clients include a different
// header.
HeaderMapCollector *const Collector;
};
} // namespace find_all_symbols
} // namespace clang
#endif // LLVM_CLANG_TOOLS_EXTRA_FIND_ALL_SYMBOLS_SYMBOL_MATCHER_H